kitchen-freezer/src/data/mod.rs

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2021-02-18 12:02:04 +01:00
//! This module is the data source of the Caldav items
//!
//! This gives access to data from both the server and a local database for quick retrieval when the app starts
use std::sync::Arc;
mod calendar;
mod tasks;
mod client;
pub use calendar::Calendar;
pub use tasks::Task;
use client::Client;
// TODO: consider using references here
// (there will be no issue with still-borrowed-data when the DataSource is destroyed, but will it play well with sync stuff?)
type CalendarView = Arc<Calendar>;
type TaskView = Arc<Task>;
/// A Caldav data source
pub struct DataSource {
client: Option<Client>,
calendars: Vec<CalendarView>
}
impl DataSource {
/// Create a new data source
pub fn new() -> Self {
Self{
client: None,
calendars: Vec::new(),
}
}
/// Tell this data source what the source server is
pub fn set_server(&mut self, url: String, username: String, password: String) {
self.client = Client::new(url, username, password);
}
/// Update the local database with info from the Client
pub fn fetch_from_server(&self) {
// TODO: how to handle conflicts?
}
pub fn calendars(&self) -> Vec<CalendarView> {
self.calendars
}
}
impl Drop for DataSource {
fn drop(&mut self) {
// TODO: display a warning in case some CalendarViews still have a refcount > 0
}
}